High Quality Content by WIKIPEDIA articles! Operation Windsor was a Canadian offensive launched as part of the Battle of Normandy during the Second World War. Taking place on 4–5 July 1944, the attack was undertaken by the Canadian 3rd Infantry Division in an attempt to capture the Norman town of Carpiquet and the adjacent airfield from German forces. The attack was originally intended to take place during the later stages of Operation Epsom, as a means of protecting the eastern flank of the main assault. It was postponed and launched the following week.